Apple macOS Sequoia (15) Update Version macOS Sequoia 15.1

macOS Sequoia 15.1 Release Notes for October 28, 2024 cover SDK updates in Xcode 16.1, several app framework fixes, new MDM and ScreenCaptureKit behavior, and known UI issues.

• Mobile Device Management: new forceBypassScreenCaptureAlert key lets managed-device owners opt out of user notifications for content capture technologies.
• ScreenCaptureKit: deprecated content capture technologies now use enhanced user awareness policies with fewer dialogs for previously acknowledged apps.
• System Integrity Protection: fixed incorrect prompts when a TestFlight app accesses an application group container.

• AppKit: menu item keyboard shortcuts in the Services menu no longer override application menu shortcuts.
• Carbon: iBooks Author no longer quits unexpectedly when clicking Charts or Widgets in the toolbar.
• DataDetection: iPhone and iPad apps on Apple Silicon Macs no longer quit unexpectedly when using the DataDetection API.
• Messages: iMessage and third-party notifications can be received while connected to a VPN.
• Quick Look: back-deploying apps linking QuickLookUI to macOS 11 or earlier no longer crash.
• Siri: some Siri snippet buttons are responsive again when using Siri through Voice.
• StoreKit: subscription renewal info now reports the correct offer identifier for offer codes in StoreKit Testing.
• Swift Charts: projects using Swift Charts now build successfully for iOS, macOS, and visionOS targets.
• SwiftUI: using if #available in @WidgetBundleBuilder and @SceneBuilder no longer crashes on prior OS versions.
• UIKit: iPhone and iPad apps on Apple Silicon Macs no longer quit unexpectedly when loading UIReferenceLibraryViewController.

• MDM profiles can use the new forceBypassScreenCaptureAlert key to suppress content capture notifications for managed devices.
• ScreenCaptureKit adds enhanced user awareness policies for deprecated content capture technologies.

• macOS apps might crash with duplicate toolbar items when nested NavigationSplitViews are used or when identified toolbars are reused in a new window.
• Tabs in TabView using .sidebarAdaptable might not select when the tab label is clicked on macOS 15.1.

• The macOS 15.1 SDK is bundled with Xcode 16.1, available from the Mac App Store.
• Apple recommends updating apps to use new features and testing against API changes.
• For Xcode 16.1 compatibility requirements, see the Xcode 16.1 Release Notes.

Product Information

Vendor: Apple

Product: macOS

Product type: Software

Platform: macOS

Variant: Sequoia (15)

Version: macOS Sequoia 15.1

Vendor release date: Oct 28, 2024

Original release notes: View on vendor site

Published on updatealert.io: Jun 3, 2026

Description: Desktop operating system for Apple Mac devices.